Quick Definition
κυρόω v. I ratify, confirm
Strong's Definition
to make authoritative, i.e. ratify
Derivation: from the same as G2962 (κύριος);
KJV Usage: confirm
UBS Dictionary of the Greek New Testament
verb | κυριεύω
76.18 · Power, Force
to give force to, to validate to invest something with power or force In order to express the meaning of this phrase in GAL 3:15, it may be necessary in some languages to make more specific the arrangements involved, for example, ‘if people have signed an agreement, no one can disregard it’ or ‘if an agreement has been confirmed, no one can say it does not exist’ or, as in some languages, ‘if an agreement has been tied, no one can untie it.’
70.6 · Real, Unreal
to show something to be real, to make something real to cause someone to recognize the reality of something
UBS Dictionary of the Greek New Testament © United Bible Societies, licensed CC BY-SA 4.0.
Thayer's Greek Lexicon
κυρόω, -@: 1 aor. inf. κυρῶσαι; pf. pass. ptcp. κεκυρωμένος ; (κῦρος the head, that which is supreme, power, influence, authority); fr. Aeschyl. and Hdt. down; to make valid; to confirm publicly or solemnly, to ratify: διαθήκην, pass. Gal. iii. 15; ἀγάπην εἴς twa, to make a public decision that love be shown to a transgressor by granting him pardon, 2 Co. ii. 8. [Comp. : προ-κυρόω.}
Mounce Concise Greek Dictionary
κυρόω kyroō 2x
to confirm, ratify, Gal. 3:15; to reaffirm, assure, 2 Cor. 2:8*
Abbott-Smith Greek Lexicon
κυρόω, -ῶ
(< κῦρος, 1. authority. 2. validity), [in LXX for קום;]
to confirm, ratify, make valid: II Co 2:8; pass., Ga 3:15 (cf. προ-κυρόω).†
Moulton & Milligan — Vocabulary of the Greek NT
κυρόω, “ratify,” “confirm,” as in Gal 315, is common in legal documents, as when with reference to the sale of property the purchaser undertakes if the sale is confirmed to pay a certain sum into the government bank —P Amh II. 97! (A.D. 180-192) ἐφ᾽ & κυρωθεῖσα διαγράψω ἐπὶ τὴν δημοσίαν τράπεζαν, adding that he will remain in undisturbed possession and ownership for ever—? ἐὰϊν φαίν[η]ται κυρῶσαι, “ΠΕ you consent to confirm the sale’’; but that if he is not so confirmed, he will not be bound by his promise—!? ἐὰν δὲ μὴ κυρωθῶ οὐ κατασχε[θ]ήσομαι τῇ [ὑ]ποσχέσει: cf. P Tebt II. 2945 (A.D. 146) ἃς κ[αὶ] διαγράψω κυρωθεὶς ἐπὶ τὴν ἐπὶ τόπων δημοσίαν τράπεζαν ταῖς συνήθεσι προθεσμίαις, “which sum I will, as soon as my appointment is ratified, pay into the local public bank at the accustomed dates” (Edd.), AZ¢chel 478% (1i/B.c.) δεδόχθαι οὖν τῶ[ι κοινῶι, κυρωθέντος τοῦδε τοῦ ψηφίσμ[ατο]ς, and the interesting Commagene rescript OG/S 383°" (mid. i/B.c.) νόμον δὲ τοῦτον φωνὴ μὲν ἐξήγγειλεν ἐμή, νοῦς δὲ θεῶν ἐκύρωσεν, 307 διατάξεως ταύτης δύναμιν ἱερὰν ἢ τιμὴν ἡρωϊκήν, ἣν ἀθάνατος κρίσις ἐκύρωσεν. For κύρωσις cf. 2b. 455}7 (i/B.c.) κατ᾽ οὖσαν μετὰ ταῦτα ἐν ἑαυτοῖς κύρωσιν, P Tebt IT. 29718 (c. A.D. 123) ἀντ[έγραψεν ὁ στρ]ατηγὸς. .. τὴν ἐπ[ε]νεχθεῖσαν ὑπὸ τοῦ Μαρσισο[ύχου κύ]ρωσιν ἐπὶ τῶν τόπων μὴ εἶναι, ‘‘ the strategus replied . . . that the certificate of appointment produced by Marsisuchus was not to be found on the spot” (Edd.).
Liddell-Scott-Jones — Greek-English Lexicon
κυρόω (kuroō) — to affirm. κῡρόω, future -ώσω [Refs 5th c.BC+]: (κῦρος):— confirm, ratify, δόμοις.. τήνδ᾽ ἐκύρωσας φάτιν [Refs 4th c.BC+]; ταῦτα Hdt.[same place]; τὸν γάμον [Refs 5th c.BC+]:—middle, accomplish one's end, λόγῳ κυροῦται τὰ πάντα [Refs 5th c.BC+], compare d:—passive, to be ratified, determined, ἐκεκύρωτο ὁ γάμος Κλεισθένεϊ [Refs 5th c.BC+]; τοὺς κυρωθέντας [τῶν νόμων] [Refs 5th c.BC+]; of a contract, to be sanctioned, [Refs 3rd c.BC+]; in auctions, to be knocked down, [Refs 2nd c.BC+]; ὁ κυρωθείς the highest bidder, to whom an object is knocked down, [Refs 3rd c.BC+]; at what point hath the end been fixed or determined? [Refs 5th c.BC+]; πρὶν κεκυρῶσθαι σφαγάς before it has been accomplished, [Refs]infinitive, ἐκεκύρωτο συμβάλλειν it had been decided to fight, [Refs 5th c.BC+]
2. κ. δίκην decide it, [Refs 4th c.BC+]
3. with accusative et infinitive, decree or ordain that.., τηρηθῆναι τὸν νόμον [Refs 4th c.BC+]
4. of arguments or doctrines, confirm, establish, [Refs 1st c.BC+]; κ. ὅτι.. [Refs]